TP-LINK's Archer T4U comes with the next generation Wi-Fi standard - 802.11ac, with transfer rates 3 times faster than wireless N speeds. Experience blazing speed data transfers of up to 4.8Gbps with USB 3.0 the latest USB standard, which is up to 10X speed of USB 2.0. With high-speed USB 3.0, Archer T4U breaks through the low-speed USB 2.0 limitation for 802.11ac high-speed experience. The T4U’s 5GHz band at 867Mbps is perfect for HD videos streaming and lag-free online gaming, while its 2.4GHz 300Mbps Wi-Fi can be used for normal use such as web surfing with legacy devices. For better performance, use the T4U with TP-LINK’s Archer series 11ac router. Archer T4U equipped with the extension cable, which extend the USB connection length, making it more convenient to plug the USB device in and out of the USB socket.